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Science
Digestion And Absorption
Quiz 2
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Q.1
Brush border columnal epithelium is the lining of
Stomach
Oesophagus
Proximal convulated tubule
Small intestine
Q.2
Bile is produced by ____, stored in ____, released by _____
liver; duodenum; bile duct
liver; gall bladder; bile duct
gall bladder; liver; bile duct
gall bladder; duodenum; bile duct
Q.3
Digestion in animals begins in the ______.
intestines
mouth
stomach
throat
Q.4
Predict the next digestive system organ in the following sequence: mouth, pharynx, esophagus, stomach, ______
liver
kidneys
small intestines
large intestines
Q.5
Absorption is the process of breaking food down into smaller molecules.
True
False
Q.6
Saturated fats are usually solid at room temperature.
True
False
Q.7
The epiglottis prevents food from entering the windpipe.
True
False
Q.8
Small structures that line the small intestine through which absorption occurs are called peristalsis.
True
False
Q.9
The wall of alimentary canal from oesophagus to rectum posses four layers. The sequence of these layers is –
Serosa →\rightarrow→ Mucosa →\rightarrow→ Submucosa →\rightarrow→ Muscularis
Muscularis →\rightarrow→ Serosa →\rightarrow→ Mucosa →\rightarrow→ Submucosa
Serosa →\rightarrow→ Muscularis →\rightarrow→ Mucosa →\rightarrow→ Submucosa
Serosa →\rightarrow→ Muscularis →\rightarrow→ Submucosa →\rightarrow→ Mucosa
Q.10
Enzymes and acidic juices in the stomach, which break proteins down into smaller molecules, is known as
circulation
chemical digestion
excretion
mechanical digestion
Q.11
Lacteals, lymph capillaries are found in –
Spleen
Intestinal villi
Salivary gland
Mammary gland
Q.12
Succus entericus does not contain:
Dipeptidase
Sucrase
Nuclease
Lipase
Q.13
A vitamin that is not stored in the liver is vitamin :
C
K
B12
A
Q.14
Pancreatic secretions can be prevented from entering the duodenum by :
Pyloric valve
Sphincter of oddi
Common bile duct
CCK-PZ
Q.15
After surgical removal of an infected gallbladder, a person must be especially careful to restrict dietary intake of . . .
starch
protein
sugar
fat
Q.16
Tick mark the false statement.
About 60% starch is hydrolysed in buccal cavity by the enzyme salivary amylase
Salivary amylase acts on starch and is converted into maltose
Salivary amylase acts at optimum pH 6.8
Stomach stores the food for 4-5 hours
Q.17
A waxy, fatlike substance that can cause heart disease is
Fiber
Vitamin D
Cholesterol
Giant Turkey Leg
Q.18
Choose the correct answer among the following: Gastric juice contains
Pepsin, rennin, lipase
Trypsin, rennin, pepsin
Pepsin, rennin, amylase
Pepsin, lipase, tripsin
Q.19
Match the column I with column II Column I Column IIa. Pancreatic juice (i) Bilirubin and biliverdinb. Intestinal juice (ii) Maltasec. Bile juice (iii) Trpsin, Carboxypeptidased. Succus entricus (iv) Enterokinase
a-(iv), b-(iii), c-(ii), d-(i)
a-(iii), b-(iv), c-(ii),d-(i)
a-(iii), b(-iv), c-(i), d-(ii)
a-(ii), b-(iii), c-(i), d-(iv)
Q.20
Protein digestion takes place
in the mouth
in the stomach
in the stomach and duodenum
all of the above
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